Recent content by MMRite

I’m using an Omega FTD-25 flowmeter. I’ve reviewed the user manual, and it doesn’t include a specific calibration procedure. However, it does mention that when working with a fluid not already preset in the device, it requires two user inputs: sound velocity and viscosity. Since I couldn’t find...

Hi everyone, I'm working with an ultrasonic transit-time flow meter that has preset settings calibrated for water. However, my application involves a 25% propylene glycol and 75% water mixture, and I suspect the speed of sound in this mixture deviates enough from water to affect accuracy. I'm...